2154780224

素因数分解:

$2^6\times {\mathrm{43}}^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:368

約数の個数: 84

約数和(自身を含む): 4442795280

約数和(自身を除く): 2288015056

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 131, 139, 172, 262, 278, 344, 524, 556, 688, 1048, 1112, 1376, 1849, 2096, 2224, 2752, 3698, 4192, 4448, 5633, 5977, 7396, 8384, 8896, 11266, 11954, 14792, 18209, 22532, 23908, 29584, 36418, 45064, 47816, 59168, 72836, 90128, 95632, 118336, 145672, 180256, 191264, 242219, 257011, 291344, 360512, 382528, 484438, 514022, 582688, 782987, 968876, 1028044, 1165376, 1565974, 1937752, 2056088, 3131948, 3875504, 4112176, 6263896, 7751008, 8224352, 12527792, 15502016, 16448704, 25055584, 33668441, 50111168, 67336882, 134673764, 269347528, 538695056, 1077390112, 2154780224]

約数ペア:

[(1, 2154780224), (2, 1077390112), (4, 538695056), (8, 269347528), (16, 134673764), (32, 67336882), (43, 50111168), (64, 33668441), (86, 25055584), (131, 16448704), (139, 15502016), (172, 12527792), (262, 8224352), (278, 7751008), (344, 6263896), (524, 4112176), (556, 3875504), (688, 3131948), (1048, 2056088), (1112, 1937752), (1376, 1565974), (1849, 1165376), (2096, 1028044), (2224, 968876), (2752, 782987), (3698, 582688), (4192, 514022), (4448, 484438), (5633, 382528), (5977, 360512), (7396, 291344), (8384, 257011), (8896, 242219), (11266, 191264), (11954, 180256), (14792, 145672), (18209, 118336), (22532, 95632), (23908, 90128), (29584, 72836), (36418, 59168), (45064, 47816)]